package cn.edu.scau.cmi.ema.controller.rest;

import org.springframework.stereotype.Controller;

import java.util.List;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.io.IOException;

import com.google.gson.Gson;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;


import cn.edu.scau.cmi.ema.domain.base.CmiPagination;
import cn.edu.scau.cmi.ema.service.base.CmiPsonService;
import cn.edu.scau.cmi.ema.controller.base.CmiEmaController;
import cn.edu.scau.cmi.ema.dao.*;
import cn.edu.scau.cmi.ema.domain.*;
import cn.edu.scau.cmi.ema.service.*;

import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.bind.WebDataBinder;

@Controller("FillertypeRestController")
public class FillertypeRestController extends CmiEmaController {

	/**
	 * Create a new Fillertype entity
	 * 
	 */
	@RequestMapping(value = "/newFillertype", method = RequestMethod.POST)
	@ResponseBody
	public Object newFillertype(@RequestBody Fillertype fillertype) {
		fillertypeService.saveFillertype(fillertype);
		return JSONObject.parse(cmiPsonService.toJsonString(fillertypeDAO.findFillertypeByPrimaryKey(fillertype.getId()), 2));
	}

	@RequestMapping(value = "/restNewFillertype", method = RequestMethod.POST)
	@ResponseBody
	public Object restNewFillertype(@RequestBody String fillertypeJson) {
		Fillertype fillertype = new Gson().fromJson(fillertypeJson, Fillertype.class);
		appendReferences(fillertype);
		fillertypeService.saveFillertype(fillertype);
		return JSONObject.parse(cmiPsonService.toJsonString(fillertypeDAO.findFillertypeByPrimaryKey(fillertype.getId()), 2));
	}

	@RequestMapping(value = "/saveFillertype", method = RequestMethod.PUT)
	@ResponseBody
	public Fillertype saveFillertype(@RequestBody Fillertype fillertype) {
		fillertypeService.saveFillertype(fillertype);
		return fillertypeDAO.findFillertypeByPrimaryKey(fillertype.getId());
	}

	@RequestMapping(value = "/restSaveFillertype", method = RequestMethod.PUT)
	@ResponseBody
	public Object restSaveFillertype(@RequestBody String fillertypeJson) {
		Fillertype fillertype = new Gson().fromJson(fillertypeJson, Fillertype.class);
		appendReferences(fillertype);
		CmiPsonService cmiPsonService = new CmiPsonService();
		fillertypeService.saveFillertype(fillertype);
		return JSONObject.parse(cmiPsonService.toJsonString(fillertypeDAO.findFillertypeByPrimaryKey(fillertype.getId()), 1));
	}

	@RequestMapping(value = "/restDeleteFillertype/{fillertypeId}", method = RequestMethod.DELETE)
	@ResponseBody
	public void restDeleteFillertype(@PathVariable Integer fillertypeId) {
		Fillertype fillertype = fillertypeDAO.findFillertypeByPrimaryKey(fillertypeId);
		fillertypeService.deleteFillertype(fillertype);
	}

	@RequestMapping(value = "/restConfirmDeleteFillertypes")
	@ResponseBody
	public Object restConfirmDeleteFillertypes(@RequestBody Set<Integer> deleteFillertypesIds) {
		Set<Fillertype> deleteFillertypes = fillertypeDAO.findFillertypesByIds(deleteFillertypesIds);
		Set<Fillertype> referencedFillertypes = fillertypeService.loadReferenceFillertypes(deleteFillertypes);
		deleteFillertypes.removeAll(referencedFillertypes);
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("referencedEntitys", referencedFillertypes);
		jsonObject.put("deleteEntitys", deleteFillertypes);
		return JSONObject.parse(jsonObject.toJSONString());
	}

	@RequestMapping("/restDeleteFillertypes")
	@ResponseBody
	public Object restDeleteFillertypes(@RequestBody Set<Fillertype> deleteFillertypes) {
		Iterator<Fillertype> iterator = deleteFillertypes.iterator();
		while (iterator.hasNext()) {
			Fillertype currentFillertype = iterator.next();
			fillertypeService.deleteFillertype(currentFillertype);
		}
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("url", "listFillertypes");
		return JSONObject.parse(jsonObject.toJSONString());
	}
	// loadself

	@RequestMapping(value = "/restLoadFillertype/{fillertypeId}", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFillertype(@PathVariable Integer fillertypeId, @RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject
				.parse(cmiPsonService.toPsonString(fillertypeDAO.findFillertypeByPrimaryKey(fillertypeId), 2, cmiPagination));
	}
	// loadReferenceds
	// TODO loadReferencedsPson，这个方法有一些问题，待修复

	@RequestMapping(value = "/restLoadFillertypeFillers/{fillertypeId}/fillers/{relatedfillerId}", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFillertypeFillers(@PathVariable Integer fillertypeId, @PathVariable Integer relatedfillerId,
			@RequestBody CmiPagination cmiPagination) {
		Filler filler = fillerDAO.findFillerByPrimaryKey(relatedfillerId, -1, -1);
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(filler, 2, cmiPagination));
	}

	@RequestMapping(value = "/restLoadFillertypeHazards/{fillertypeId}/hazards/{relatedhazardId}", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFillertypeHazards(@PathVariable Integer fillertypeId, @PathVariable Integer relatedhazardId,
			@RequestBody CmiPagination cmiPagination) {
		Hazard hazard = hazardDAO.findHazardByPrimaryKey(relatedhazardId, -1, -1);
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(hazard, 2, cmiPagination));
	}

	public void appendReferences(Fillertype fillertype) {

		// 引用表不是纯联系表，引用数量大于或者等于2
		Set<Filler> fillersForFillertype = new HashSet<>();
		for (Filler filler_Fillertype : fillertype.getFillersForFillertype()) {
			fillersForFillertype.add(fillerService.findFillerByPrimaryKey(filler_Fillertype.getId()));
		}
		fillertype.setFillersForFillertype(fillersForFillertype);

		// 引用表是纯联系表的情况
		Set<Hazard> hazardsForFillertype = new HashSet<>();
		for (Hazard hazardForFillertype : fillertype.getHazardsForFillertype()) {
			hazardsForFillertype.add(hazardService.findHazardByPrimaryKey(hazardForFillertype.getId()));
		}
		fillertype.setHazardsForFillertype(hazardsForFillertype);
	}

	@RequestMapping(value = "/restGetFillertypeFillers/{fillertypeId}/fillers", method = RequestMethod.POST)
	@ResponseBody
	public Object restGetFillertypeFillers(@PathVariable Integer fillertypeId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				fillertypeDAO.findFillertypeByPrimaryKey(fillertypeId).getFillersForFillertype(), 2, cmiPagination));
	}

	@RequestMapping(value = "/restGetFillertypeHazards/{fillertypeId}/hazards", method = RequestMethod.POST)
	@ResponseBody
	public Object restGetFillertypeHazards(@PathVariable Integer fillertypeId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				fillertypeDAO.findFillertypeByPrimaryKey(fillertypeId).getHazardsForFillertype(), 2, cmiPagination));
	}

	@RequestMapping(value = "/restListFillertypes", method = RequestMethod.GET)
	@ResponseBody
	public Object restListFillertypes() {
		return JSONObject.parse(cmiPsonService.toJsonString(fillertypeService.loadFillertypes(), 2));
	}

	@RequestMapping(value = "/restListFillertypesPost", method = RequestMethod.POST)
	@ResponseBody
	public Object restListFillertypesPost(@RequestBody CmiPagination cmiPagination) {

		CmiPsonService cmiPsonService = new CmiPsonService();
		cmiPagination = fillertypePaginationService.updateAppPagination(cmiPagination);
		int startResult = (cmiPagination.getCurrentPagination() - 1) * cmiPagination.getPaginationSize();

		Set<Fillertype> fillertypes = fillertypeDAO.findAllFillertypes(startResult, cmiPagination.getPaginationSize());
		String fillertypeString = cmiPsonService.toPsonString(fillertypes, 2, cmiPagination);

		return JSONObject.parse(fillertypeString);
	}

	@RequestMapping("/fillertypeSelectBox")
	@ResponseBody
	public JSONObject fillertypeSelectBox(@RequestParam(required = false) String searchTable,
			@RequestParam(required = false) Set<Integer> searchValue, // 杨宏宇2019-9-10：searchValue是在selectpage.js的616行定义，如果要修改searchValue的名称，1.可以修改在selectpage.js修改；2.可以
																		// @RequestParam(value="searchValue", required =
																		// false) Set<Integer> someName
			@RequestParam(required = false, defaultValue = "10") int paginationSize,
			@RequestParam(required = false, defaultValue = "1") int pageNumber,
			@RequestParam(value = "qWord[]", required = false) String queryword,
			@RequestParam(required = false) String selectItem) throws IOException {
		Set entitySet = null;
		Integer count = 0;

		// 初始化原始值

		if (searchValue != null) {
			switch (searchTable) {
			// 外键

			// 被引用键
			case "Filler":
				entitySet = fillerService.loadFillersByIdSet(searchValue);
				break;

			case "Hazard":
				entitySet = hazardService.loadHazardsByIdSet(searchValue);
				break;
			}
			// 没有测试，深度需要多少？？？
			String jsonData = cmiPsonService.toJsonString(entitySet, 1);
			JSONArray jsonArray = new JSONArray();
			jsonArray = (JSONArray) JSON.parse((String) jsonData);

			JSONObject jsonObject = new JSONObject();
			jsonObject.put("list", jsonArray);
			jsonObject.put("totalRow", entitySet.size());
			return jsonObject;
		}

		// 不根据关键字进行搜索
		if (queryword == null || queryword.trim() == "") {
			switch (selectItem) {
			// 外键

			// 被引用键
			case "Filler":
				entitySet = fillerDAO.findAllFillers((pageNumber - 1) * paginationSize, paginationSize);
				count = fillerService.countFillers();
				break;

			case "Hazard":
				entitySet = hazardDAO.findAllHazards((pageNumber - 1) * paginationSize, paginationSize);
				count = hazardService.countHazards();
				break;
			}
		} else {
			switch (selectItem) {
			// 外键

			// 被引用键
			case "Filler":
				entitySet = fillerDAO.findFillerByNameContaining(queryword, (pageNumber - 1) * paginationSize,
						paginationSize);
				count = fillerService.countFillersByName(queryword);
				break;

			case "Hazard":
				entitySet = hazardDAO.findHazardByNameContaining(queryword, (pageNumber - 1) * paginationSize,
						paginationSize);
				count = hazardService.countHazardsByName(queryword);
				break;
			}
		}
		/**
		 * 将Json数据转换成jsonArray形式，需要通过pson方式进行转换，然后再转换成JsonArray。因为存在懒加载
		 * 没有直接使用CmiPsonService中的fromJson方法是因为，fromJson方法会将int类型的直接转换成double类型的数据，这个问题还没有解决
		 */
		// 没有测试，深度需要多少？？？
		String jsonData = cmiPsonService.toJsonString(entitySet, 1);
		JSONArray jsonArray = new JSONArray();
		jsonArray = (JSONArray) JSON.parse((String) jsonData);

		JSONObject jsonObject = new JSONObject();
		jsonObject.put("list", jsonArray);
		jsonObject.put("paginationSize", paginationSize);
		jsonObject.put("pageNumber", pageNumber);
		jsonObject.put("totalRow", count);
		jsonObject.put("totalPaginations",
				count % paginationSize == 0 ? count / paginationSize : count / paginationSize + 1);
		return jsonObject;
	}
}
